Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10 - Q (Mark One) ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended March 31, 2019. OR ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File Number: 001-32470 Franklin Street Properties Corp. (Exact name of registrant as specified in its charter) (State or ot ...

Franklin Street Properties Corp (NYSE:FSP) Q4 2018 Earnings Conference Call February 13, 2019 10:00 AM ET Company Participants Scott Carter - General Counsel George Carter - Chief Executive Officer John Demeritt - Chief Financial Officer Jeff Carter - President & Chief Investment Officer John Donahue - President of FSP Property Management Toby Daley - Senior Vice President & Regional Director of Atlanta & Houston Conference Call Participants Dave Rodgers - Robert W. Baird John Guinee - Stifel Rob Stevenson ...

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-K (Mark One) ☒ ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31, 2018 ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File No. 001-32470 FRANKLIN STREET PROPERTIES CORP. (Exact name of registrant as specified in its charter) Maryland 04-3578653 (State ...